lean4-htt/nix/lake-dev.in
2022-03-09 10:31:32 +01:00

42 lines
1.2 KiB
Bash

#!@bash@/bin/bash
set -euo pipefail
function pebkac() {
echo 'This is just a simple Nix adapter for `lake print-paths|serve`.'
exit 1
}
[[ $# -gt 0 ]] || pebkac
case $1 in
--version)
# minimum version for `lake server` with fallback
echo 3.1.0
;;
print-paths)
shift
deps="$@"
root=.
# fall back to initial package if not in package
[[ ! -f "$root/flake.nix" ]] && root="@srcRoot@"
target="$root#print-paths"
args=()
# HACK: use stage 0 instead of 1 inside Lean's own `src/`
[[ -d Lean && -f ../flake.nix ]] && target="@srcTarget@print-paths" && args=@srcArgs@
for dep in $deps; do
target="$target.\"$dep\""
done
echo "Building dependencies..." >&2
# -v only has "built ...", but "-vv" is a bit too verbose
exec @nix@/bin/nix run "$target" ${args[*]} -v
;;
serve)
shift
[[ ${1:-} == "--" ]] && shift
# `link-ilean` puts them there
LEAN_PATH=${LEAN_PATH:+$LEAN_PATH:}$PWD/build/lib exec $(dirname $0)/lean --server "$@"
;;
*)
pebkac
;;
esac